What powers aozora.ed.jp?
Last seen Jul 2026 · 24 technologies across 14 categories
Analytics
Google Analytics
since Jun 2020
CDN
cdnjs
since May 2025
Cloudflare
since May 2025
jQuery CDN
since May 2025
jsDelivr
since May 2025
Unpkg
since May 2025
CMS
Databases
MySQL
since May 2025
Font scripts
Font Awesome
since May 2025
Twitter Emoji (Twemoji)
since Dec 2025
Hosting
Xserver
since Aug 2022
JavaScript libraries
Maps
Google Maps
since May 2025
Miscellaneous
Open Graph
since May 2025
Page builders
WordPress Block Editor
since May 2025
Performance
Priority Hints
since May 2025
Programming languages
PHP
since May 2025
Web servers
Nginx
since Jun 2020
WordPress plugins
MetaSlider
since Jul 2026
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Aug 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.95 / 10 · ranked #13,657,512 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 6.7 MB · 96 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
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Recent changes
- dropped Slick Jan 2026
- detected Twitter Emoji (Twemoji) Dec 2025